... 1kg, 5kg, 10kg, 15kg, 20kg Co2 gas shielded welding wire/ ER70S-6Model series:ER50S-6, ER70S-6, ER70S-4, ... of 2.5kg, 5kg, 10kg, 20kgChemical components of solder wire(%): C Mn Si S P Cu 0.06~0. ... -Notch Akv(-29CJ) ≥27Application: AWS ER70S-6 solder wire is suitable for CO2 shielded welding of low carbon steel ... anti pore property,It can carry out welding at all positions. CO2 welding wire, various types